Q1: Write down regular expressions for each of the following languages. Assume Σ = {0, 1} • The language containing strings where Os and 1s always appear in pairs. For example - 001100, 1100110011001100 etc. • The language containing strings which starts and ends with differnt characters. • The language containing strings in which the number of 1s between every pair of consecutive Os is even.

Q1: Write down regular expressions for each of the following languages. Assume Σ = {0, 1} • The language containing strings where Os and 1s always appear in pairs. For example - 001100, 1100110011001100 etc. • The language containing strings which starts and ends with differnt characters. • The language containing strings in which the number of 1s between every pair of consecutive Os is even.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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